Answer:
What has black spots and a white face, is fat not thin, and helps you to win, but tumbles all over the place?
The little pink nub that helps rectify mistakes.
What has no hands but might knock on your door, and if it does you better open up?
What travels from coast to coast without ever moving?
What is something you can give away as many times you want without ever losing it?
I am a rock group with four members. All dead one was assassinated.